Add 5/90 and 70/15
1st number: 5/90, 2nd number: 4 10/15
5/90 + 70/15 is 85/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 15 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
5/90 = 5 × 1/90 × 1 = 5/90 - Likewise, for the 2nd fraction, since 15 × 6 = 90,
70/15 = 70 × 6/15 × 6 = 420/90 - Add the two like fractions:
5/90 + 420/90 = 5 + 420/90 = 425/90 - 425/90 simplified gives 85/18
- So, 5/90 + 70/15 = 85/18
In mixed form: 413/18
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